Weather WorldGrena Lake, MN 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Grena Lake, MN Weather Forecast
Grena Lake, MN Weather Forecast Date: 938 PM CDT Mon Sep 14 2026
The area/counties/county of: West Otter Tail, including the city of Fergus Falls.or toggle through each period.
Rest of Tonight... Mostly clear. Lows 50 to 55. Breezy. Southwest winds around 10 mph increasing to west around 20 mph after midnight. Gusts up to 35 mph.
Tuesday... Sunny. Highs 70 to 75. Breezy. Northwest winds 15 to 25 mph.
Tuesday Night... Mostly clear. Lows 45 to 50. North winds around 5 mph shifting to the east after midnight.
Wednesday... Mostly cloudy. A chance of showers in the afternoon. Highs 65 to 70. Chance of rain 30%.
Wednesday Night... Mostly cloudy. Lows 50 to 55.
Thursday... Mostly sunny. Highs in the mid 70s.
Thursday Night... Mostly cloudy. A chance of showers. Lows in the mid 50s.
Friday... Mostly cloudy. Showers likely and a chance of thunderstorms. Highs 70 to 75.
Friday Night... Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the mid 50s.
Saturday... Mostly cloudy. A slight chance of showers. Highs 70 to 75. Lows in the mid 50s.
Sunday... Mostly cloudy. A slight chance of showers. Highs 70 to 75. Lows in the mid 50s.
Sunday Night... Partly cloudy. A slight chance of showers. Lows 50 to 55.
POP = Probability of Precipitation
Grena Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...